App gives friendship advice based on user’s heart rate

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Weird Of The Week: This is part of a series of articles that looks at some of the most bizarre and niche business ideas we see here at Springwise.

The majority of people are capable of working out which of their companions make them happiest and which get on their nerves, but just in case anyone out there is struggling, a new app called pplkpr is offering to help users work it out. Pplkpr — pronounced people keeper — is a smartphone app, synched with a wearable device, which monitors the user's physical and emotional responses to the people they are hanging out with. It analyzes the data to help users identify how their companions make them feel — whether that be happy, scared, nervous or calm — and…

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